Peterson Fluid Systems R4 6-Stage Oil Pump - Left Side Mount - HV - Rear Drive - 04-6006

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 6-Stage Oil Pump - Left Side Mount - Rear Drive - Front Pressure - 04-6005

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 6-Stage Oil Pump - Left Side Mount - Rear Drive - 04-6004

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - B/H QM - PVMT - Rear Drive - Right Side Mount - 04-5924

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Rear Drive B/H QM - Right Side Mount - Relief - 04-5914

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - B/H Q Micron Pavement Rear Drive - 04-5904

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Right Side Mount - Rear Drive Drag - Reserve Rotation - 04-5094

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Left Side Mount - Rear Drive Drag - Reserve Rotation - 04-5086

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Left Side Mount - Rear Drive Drag - Reserve Rotation - 04-5084

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Right Side Mount - HV - Rear Drive Drag -Front Pressure - 04-5077

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...

Peterson Fluid Systems R4 5-Stage Oil Pump - Right Side Mount - HV - Rear Drive Drag - 04-5076

Peterson Fluid Systems is proud to make one of the best performing and most versatile oil pumps available in motorsports. The R4 Oil Pump is the result of more than 50 years of fluid engineering and racing experience. Peterson pioneered the twisted lobe...

Peterson Fluid Systems R4 5-Stage Oil Pump - Right Side Mount - Rear Drive Drag - Front Pressure - 04-5075

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in...